Through CRISPR–Cas9 and kinase inhibitor screening, Zhang et al. show that PKCβII phosphorylates and activates ACSL4 to enhance polyunsaturated fatty acid-containing lipid biosynthesis, thereby promoting accumulation of lipid peroxidation and ferroptosis.
- Hai-Liang Zhang
- Bing-Xin Hu
- Xiao-Feng Zhu